Performance Summary:

Validation Errors:

•   No Validation Errors Found

Physical Configuration:

Virtual Configuration:

Notes:

Physical System Notes

• The test sponsor attests, as of date of publication, that CVE-2017-5754 (Meltdown) is mitigated in the system as tested and documented:
• Yes: hosts, guests
• The test sponsor attests, as of date of publication, that CVE-2017-5753 (Spectre variant 1) is mitigated in the system as tested and documented:
• Yes: hosts, guests
• The test sponsor attests, as of date of publication, that CVE-2017-5715 (Spectre variant 2) is mitigated in the system as tested and documented:
• Yes: hosts, guests
• The test sponsor attests, as of date of publication, that CVE-2018-3620 and CVE-2018-3646 (Foreshadow) are mitigated in the system as tested and documented:
• Yes: hosts, guests

Storage Notes

• The System Under Test has 8 6.4TB NVMe SSDs configured as one RAID1 arrays in BIOS by Intel(R) Virtual RAID on CPU for vm imags.
• The System Under Test has one SSD contains the logical volume for the hypervisor OS that was booted.
• There are total 780 logical volume for vm.

Virtualization Software Notes

• The following kernel boot options were used:
• cgroup_disable=cpu,cpuacct,memory,blkio,hugetlb apparmor=0 crashkernel=256M,low crashkernel=256M,high reserve_kbox_mem=16M crash_kexec_post_notifiers=1 panic=3 fsck.mode=no fsck.repair=no default_hugepagesz=1G audit=0 selinux=0 clocksource=tsc tsc=reliable nohz=on highres=off intel_iommu=on iommu=pt pci=realloc pci=pcie_bus_safe nosoftlockup ipv6.disable=1 intel_idle.max_cstate=1 processor.max_cstate=1 mce=ignore_ce nmi_watchdog=0 nowatchdog quiet showopts rhgb
• The following services were disabled:
• crond firewalld irqbalance rsyslog kdump multipathd smartd
• The following items were added in /etc/sysctl.conf:
• fs.aio-max-nr = 1572864
• kernel.perf_event_max_sample_rate = 250
• kernel.sched_min_granularity_ns = 10000000
• kernel.sched_wakeup_granularity_ns = 15000000
• kernel.sched_latency_ns = 24000000
• kernel.sched_migration_cost_ns = 5000000
• kernel.sched_rt_runtime_us = 950000
• kernel.numa_balancing = 0
• vm.dirty_background_ratio = 5
• vm.dirty_ratio = 10
• vm.swappiness = 0
• Network configuration was as follows:
• Ethernet devices enp56s0f0, enp56s0f1, ens5f0, ens5f1, ens6f0 were the physical functions that were used by the host to provide physical transport for the virtual functions.
• A script allocates the virtual functions.
• 128 virtual functions were configured for each port.
• All VMs were assigned a VF that is routed to the NUMA node to which the VM's VCPUs were pinned.
• After the system booted, 1GB huge pages were manually allocated on the NUMA nodes. 1900 1GB huge pages were allocated on each NUMA node.
• VM configurations were as follows
• All VMs were managed with libvirt and created using the virsh utility.
• App Web and batch VMs were created with the following XML template:
•   <domain type='kvm'>
•       <name>$vm_name</name>
•       <memory unit='$vm_memory_unit'>$vm_memory</memory>
•       <memoryBacking>
•           <hugepages/>
•           <locked/>
•       </memoryBacking>
•       <vcpu placement='static' cpuset='$host-cpu-list'>$vm_vcpus</vcpu>
•       <os>
•           <type arch='x86_64' machine='pc-q35-6.2'>hvm</type>
•           <boot dev='hd'/>
•       </os>
•       <features>
•           <acpi/>
•           <apic/>
•       </features>
•       <cpu mode='host-passthrough' check='none'>
•           <topology sockets='1' dies='1' cores='$vm_vcpus' threads='1'/>
•       </cpu>
•       <clock offset='utc'>
•           <timer name='pit' tickpolicy='delay'/>
•       </clock>
•       <on_poweroff>destroy</on_poweroff>
•       <on_reboot>restart</on_reboot>
•       <on_crash>restart</on_crash>
•       <devices>
•           <emulator>/usr/libexec/qemu-kvm</emulator>
•           <disk type='block' device='disk'>
•               <driver name='qemu' type='raw' cache='none' io='native'/>
•               <source dev='$vm_disk'/>
•               <target dev='vda' bus='virtio'/>
•           </disk>
•           <hostdev mode='subsystem' type='pci' managed='yes'>
•               <driver name='vfio'/>
•               <address type='pci' domain='0x0000' bus='$bus' slot='$slot' function='$function'/>
•               <source>
•                   <address type='pci' domain='0x0000' bus='$bus' slot='$slot' function='$function'/>
•               </source>
•           </hostdev>
•           <serial type='pty'>
•               <target port='0'/>
•           </serial>
•           <console type='pty'>
•               <target type='serial' port='0'/>
•           </console>
•           <input type='mouse' bus='ps2'/>
•           <graphics type='vnc' port='-1' autoport='yes' keymap='en-us'/>
•           <memballoon model='none'/>
•           <rng model='virtio'>
•               <backend model='random'>/dev/urandom</backend>
•               <address type='pci' domain='0x0000' bus='0x06' slot='0x00' function='0x0' />
•           </rng>
•       </devices>
•   </domain>
• Db, Infra and Mail VMs have this additional XML in the <devices> section for their data disk:
•   <disk type='block' device='disk'>
•       <driver name='qemu' type='raw' cache='none' io='native'/>
•       <source dev='$vm_data_disk'/>
•       <target dev='vdb' bus='virtio'/>
•   </disk>
• VMs were bound to host CPUs via their XML configuration in the following manner:
• All VMs of tiles 05, 06, 07, 08, 13, 14, 15, 16, 21, 22, 23, 24, 29, 30, 31, 32, 37, 38, 39, 40, 45, 46, 47, 48, 53, 54, 55, 56, 61, 62, 63, 64, 69, 70, 71, 72, 77, 78, 79, 80, 85, 86, 87, 88, 93, 94, 95, 96, 98, 100, 101, webserver103, infraserver103, batchserver103, appserver104, mailserver104 were bound to NUMA node 0.
• All VMs of tiles 01, 02, 03, 04, 09, 10, 11, 12, 17, 18, 19, 20, 25, 26, 27, 28, 33, 34, 35, 36, 41, 42, 43, 44, 49, 50, 51, 52, 57, 58, 59, 60, 65, 66, 67, 68, 73, 74, 75, 76, 81, 82, 83, 84, 89, 90, 91, 92, 97, 99, 102, appserver103, mailserver103, webserver104, infraserver104, batchserver104 were bound to NUMA node 1.
• Db VMs of tiles 05, 13, 21, 29, 37, 45, 53, 61, 69, 77, 85, 93, 101 were bound to node 0
• Db VMs of tiles 01, 09, 17, 25, 33, 41, 49, 57, 65, 73, 81, 89, 97 were bound to node 1
• App VMs were reniced -17.
• Db VMs were reniced -17.
• Web VMs were reniced -14.
• Mail VMs were reniced 8.
• Infra VMs were reniced 19.
• Batch VMs were reniced 19.
• After the system booted, power of CPU was set manually with the command: cpupower frequency-set -g performance.

Web Server VM Notes

• The following boot options were used:
• selinux=0 audit=0 elevator=deadline clocksource=kvm_clock highres=off ipv6.disable=1 nowatchdog intel_idle.max_cstate=0 processor.max_cstate=1 cgroup_disable=memory,cpu,blkio net.ifnames=0 biosdevname=0 spec_store_bypass_disable=off quiet
• The following services were disabled:
• atd auditd crond httpd irqbalance kdump mcelog nfs-server nginx php-fpm psacct rdisc rhnsd rhsmcertd rngd saslauthd smartd sssd
• root file system mount options: noatime,barrier=0
• The tuned package was installed and activated with the virtual-guest profile.
• The following items were added in /etc/sysctl.d/sysctl.conf:
• fs.file-max = 500000
• kernel.sched_features = 7275
• net.core.somaxconn = 81920
• net.core.net_dev_budget = 3000
• net.core.net_dev_max_backlog = 30000
• net.ipv4.conf.default.arp_filter = 1
• net.ipv4.conf.all.arp_filter = 1
• net.ipv4.tcp_fin_timeout = 20
• net.ipv4.tcp_keepalive_intvl = 30
• net.ipv4.tcp_keepalive_probes = 4
• net.ipv4.tcp_keepalive_time = 120
• net.ipv4.tcp_max_syn_backlog = 20000
• net.ipv4.tcp_timestamps = 0
• net.ipv4.tcp_tw_recycle = 1
• net.ipv4.tcp_tw_reuse = 1
• net.ipv4.tcp_max_tw_buckets = 1500000
• vm.swappiness = 0
• The following commands were run before the benchmark was started:
• ulimit -n 1048576
• ulimit -u 1000000
• The php-fpm package was installed. /opt/www.conf changes:
• user = apache
• group = apache
• pm.max_children = 700
• pm.start_servers = 250
• pm.min_spare_servers = 100
• pm.max_spare_servers = 300
• /etc/nginx/nginx.conf contains:
• user     apache apache;
• worker_processes     2;
• worker_cpu_affinity  0001 0010;
• worker_rlimit_nofile 65535;
• pid         /var/run/nginx.pid;
• events {
•   use                epoll;
•   worker_connections 65535;
•   multi_accept       on;
•   accept_mutex       off;
• }
• http {
•   include            /etc/nginx/mime.types;
•   default_type       application/octet-stream;
•   log_format common '$remote_addr - $remote_user [$time_local] $request'
•                     '
•   access_log         off;
•   sendfile           on;
•   sendfile_max_chunk 1m;
•   tcp_nopush         on;
•   tcp_nodelay        on;
•   keepalive_timeout  120;
•   keepalive_requests 10000;
•   open_file_cache          max=204800 inactive=20s;
•   open_file_cache_min_uses 1;
•   open_file_cache_valid    30s;
•   open_file_cache_errors   on;
•   read_ahead               4096;
•   charset utf-8;
•   server_names_hash_bucket_size 128;
•   client_header_buffer_size     2k;
•   large_client_header_buffers   4 4k;
•   include /opt/nginx/conf/conf.d/*.conf;
• }
• /etc/nginx/conf.d/default.conf contains:
• upstream fastcgi_backend {
•   server 127.0.0.1:9000;
•   keepalive 128;
• }
• server {
•   listen 80 backlog=81920;
•   server_name  localhost;
•   location / {
•     root   /var/www/html;
•     index  index.html index.htm index.php;
•   }
•   error_page   500 502 503 504  /50x.html;
•   location = /50x.html {
•     root   /usr/share/nginx/html;
•   }
•   location = /error.log {
•     root   /var/log/nginx;
•   }
•   location ~ .*.(html|htm|gif|jpg|jpeg|bmp|png|ico|txt|js|css)$ {
•     root     /var/www/html;
•     expires  100d;
•   }
•   location ~ ^/images/ {
•     root     /var/www/html/support;
•     expires  100d;
•   }
•   location ~ .php$ {
•     root           html;
•     fastcgi_pass   fastcgi_backend;
•     fastcgi_keep_conn on;
•     fastcgi_index  index.php;
•     fastcgi_param  SCRIPT_FILENAME /var/www/html$fastcgi_script_name;
•     include        fastcgi_params;
•   }
• }
• /etc/nginx/conf.d/ssl.conf contains:
• server {
•   listen       443 ssl backlog=81920;
•   server_name   webserver:443;
•   ssl         on;
•   ssl_certificate      /etc/pki/tls/certs/hostname.crt;
•   ssl_certificate_key  /etc/pki/tls/private/hostname.key;
•   ssl_session_cache    shared:SSL:1m;
•   ssl_session_timeout  5m;
•   ssl_protocols SSLv3 TLSv1 TLSv1.1 TLSv1.2;
•   ssl_ciphers   ALL:!ADH:!EXPORT:!SSLv2:RC4+RSA:+HIGH:+MEDIUM:+LOW;
•   ssl_prefer_server_ciphers   on;
•   location / {
•     root   /var/www/html;
•     index  index.html index.htm index.php;
•   }
•   location ~ .*.(html|htm|gif|jpg|jpeg|bmp|png|ico|txt|js|css)$ {
•     root     /var/www/html;
•     expires  100d;
•   }
•   location ~ ^/images/ {
•     root    /var/www/html/support;
•     expires 100d;
•   }
•   location ~ .php$ {
•     root           html;
•     fastcgi_pass   fastcgi_backend;
•     fastcgi_keep_conn on;
•     fastcgi_index  index.php;
•     fastcgi_param  SCRIPT_FILENAME /var/www/html$fastcgi_script_name;
•     include        fastcgi_params;
•   }
• }
• Web VM used NFS to access files from infra VM.
• After the Infra VM was booted and its NFS service was up, the Web VM mounted the NFS file system via test automation software.
• The datastore was mounted on /var/www/html/support/downloads

Application Server VM Notes

• The following boot options were used:
• selinux=0 audit=0 elevator=deadline clocksource=tsc tsc=reliable highres=off ipv6.disable=1 nowatchdog intel_idle.max_cstate=0 processor.max_cstate=1 cgroup_disable=memory,cpu,blkio net.ifnames=0 biosdevname=0 spec_store_bypass_disable=off
• The following services were disabled:
• atd auditd crond firewalld irqbalance kdump nfs numad psacct rdisc rhnsd rhsmcertd rngd saslauthd smartd sssd avahi-daemon ksmtuned libstoragemgmt mcelog rsyslog ModemManager bluetooth spice-vdagentd spice-vdagentd.socket
• root file system mount options: defaults
• The tuned package was installed and activated with the virtual-guest profile.
• The following items were added in /etc/sysctl.d/sysctl.conf:
• fs.file-max = 500000
• kernel.sched_features = 7275
• net.core.somaxconn = 8192
• net.ipv4.conf.default.arp_filter = 1
• net.ipv4.conf.all.arp_filter = 1
• net.ipv4.tcp_max_tw_buckets = 500000
• vm.swappiness = 0
• The following lines were added to /etc/security/limits.conf:
• * soft memlock unlimited
• * soft memlock unlimited
• The following commands were run before the benchmark was started:
• ulimit -n 1048576
• ulimit -u 1000000
• There were two WebSphere profiles, AppSrv01 for SPECjAppServer2004 and AppSrv02 for SPEC Emulator.
• Heap size for AppSrv01 was changed to 2880 MB.

Mail Server VM Notes

• The following boot options were used:
• selinux=0 audit=0 elevator=deadline clocksource=tsc tsc=reliable highres=off ipv6.disable=1 nowatchdog intel_idle.max_cstate=0 processor.max_cstate=1 cgroup_disable=memory,cpu,blkio net.ifnames=0 biosdevname=0 spec_store_bypass_disable=off
• The following services were disabled:
• atd auditd crond irqbalance kdump lvm2-monitor mcelog mdmonitor psacct rdisc rhnsd rhsmcertd rngd smartd sssd
• root file system mount options: defaults,noatime
• Mail storage file system mount options: noatime,barrier=0,data=writeback
• The tuned package was installed and activated with the virtual-guest profile.
• The following items were added in /etc/sysctl.d/sysctl.conf:
• fs.file-max = 500000
• kernel.sched_features = 7275
• net.core.somaxconn = 8192
• net.ipv4.conf.default.arp_filter = 1
• net.ipv4.conf.all.arp_filter = 1
• net.ipv4.tcp_max_tw_buckets = 500000
• vm.swappiness = 0
• The following commands were run before the benchmark was started:
• ulimit -n 1048576
• ulimit -u 1000000
• The following dovecot.conf was used:
• base_dir = /var/run/dovecot/
• ssl = no
• ssl_cert =
• ssl_key =
• disable_plaintext_auth = no
• listen = *
• log_path = /var/log/dovecot.log
• mail_debug = no
• mail_location = dbox:/mailstore/dovecot/maildir/%u
• mdbox_rotate_size = 8192
• maildir_very_dirty_syncs = yes
• mbox_very_dirty_syncs = yes
• mbox_write_locks = fcntl
• mmap_disable = yes
• mail_fsync = never
• mailbox_list_index = yes
• mailbox_list_index_very_dirty_syncs = yes
• auth_cache_size = 5000
• passdb {
•   args = scheme=plain /etc/dovecot/passwd.dovecot
•   driver = passwd-file
• }
• protocols = imap
• service auth {
•   user = root
• }
• service imap-login {
•   inet_listener imap {
•     port = 143
•   }
•   process_min_avail = 10
•   service_count = 0
• }
• service imap {
•   process_min_avail = 10
• }
• userdb {
•   driver = passwd
• }
• dict {
• }

Database Server VM Notes

• The following boot options were used:
• selinux=0 audit=0 elevator=deadline clocksource=tsc tsc=reliable highres=off ipv6.disable=1 nowatchdog intel_idle.max_cstate=0 processor.max_cstate=1 cgroup_disable=memory,cpu,blkio spec_store_bypass_disable=off
• The following services were disabled:
• auditd crond firewalld irqbalance kdump rdisc rhnsd rhsmcertd rngd sssd
• root file system mount options: defaults
• Database storage file system mount options: noatime,barrier=0,data=writeback
• The tuned package was installed and activated with the virtual-guest profile.
• The following items were added in /etc/sysctl.d/sysctl.conf:
• fs.file-max = 500000
• kernel.randomize_va_space = 0
• kernel.sched_features = 7275
• net.core.somaxconn = 32384
• net.ipv4.conf.default.arp_filter = 1
• net.ipv4.conf.all.arp_filter = 1
• net.ipv4.tcp_max_tw_buckets = 1000000
• vm.swappiness = 0
• kernel.shmmax = 137438953472
• kernel.shmmni = 11118096
• kernel.shmall = 8294967296
• kernel.sched_migration_cost_ns = 150000
• kernel.randomize_va_space=0
• vm.nr_hugepages=0
• vm.nr_hugepages=13312
• vm.nr_overcommit_hugepages=512
• The following lines were added to /etc/security/limits.conf:
• db2inst1 soft nofile 1048576
• db2inst1 hard nofile 1048576
• db2inst1 soft nproc 1000000
• db2inst1 hard nproc 1000000
• The following commands were run before the benchmark was started:
• ulimit -n 1048576
• ulimit -u 1000000
• 13312 2MB huge pages were allocated prior to starting the database instance.
• Database tuning options:
• db2 update db cfg for specdb using DATABASE_MEMORY 6553600
• db2set DB2_LARGE_PAGE_MEM=DB
• db2set DB2_PINNED_BP=ON
• alter bufferpool IBMDEFAULTBP size 5898240
• alter tablespace roll_space NO FILE SYSTEM CACHING
• alter tablespace C_cust_space NO FILE SYSTEM CACHING
• alter tablespace C_supp_space NO FILE SYSTEM CACHING
• alter tablespace C_site_space NO FILE SYSTEM CACHING
• alter tablespace C_parts_space NO FILE SYSTEM CACHING
• alter tablespace C_custinv_space NO FILE SYSTEM CACHING
• alter tablespace M_parts_space NO FILE SYSTEM CACHING
• alter tablespace M_bom_space NO FILE SYSTEM CACHING
• alter tablespace M_wo_space NO FILE SYSTEM CACHING
• alter tablespace M_lo_space NO FILE SYSTEM CACHING
• alter tablespace M_inv_space NO FILE SYSTEM CACHING
• alter tablespace O_cust_space NO FILE SYSTEM CACHING
• alter tablespace O_ords_space NO FILE SYSTEM CACHING
• alter tablespace O_ordl_space NO FILE SYSTEM CACHING
• alter tablespace O_item_space NO FILE SYSTEM CACHING
• alter tablespace S_comp_space NO FILE SYSTEM CACHING
• alter tablespace S_sc_space NO FILE SYSTEM CACHING
• alter tablespace S_po_space NO FILE SYSTEM CACHING
• alter tablespace S_site_space NO FILE SYSTEM CACHING
• alter tablespace S_supp_space NO FILE SYSTEM CACHING
• alter tablespace U_space NO FILE SYSTEM CACHING
• update database config for specdb using LOGFILSIZ 65536
• update database config for specdb using logprimary 64 logsecond 4

Infraserver VM Notes

• The following boot options were used:
• selinux=0 audit=0 elevator=deadline clocksource=tsc tsc=reliable highres=off ipv6.disable=1 watchdog=0 intel_idle.max_cstate=1 processor.max_cstate=1 cgroup_disable=memory,cpu,blkio net.ifnames=0 biosdevname=0 spec_store_bypass_disable=off
• The following services were disabled:
• atd auditd crond irqbalance kdump lvm2-monitor mcelog mdmonitor psacct rdisc rhnsd rhsmcertd rngd saslauthd smartd sssd
• root file system mount options: defaults
• The tuned package was installed and activated with the virtual-guest profile.
• The following items were added in /etc/sysctl.d/sysctl.conf:
• fs.file-max = 500000
• kernel.sched_features = 7275
• net.core.somaxconn = 81920
• net.ipv4.conf.default.arp_filter = 1
• net.ipv4.conf.all.arp_filter = 1
• net.ipv4.tcp_max_tw_buckets = 1500000
• net.ipv4.tcp_tw_reuse = 1
• net.ipv4.tcp_keepalive_time = 120
• net.ipv4.tcp_keepalive_intvl = 30
• net.ipv4.tcp_timestamp = 0
• net.ipv4.tcp_syn_retries = 4
• net.ipv4.tcp_retries2 = 7
• vm.swappiness = 0
• The following lines were added to /etc/security/limits.d/limits.conf:
• * soft memlock unlimited
• * hard memlock unlimited
• The following commands were run before the benchmark was started:
• ulimit -n 1048576
• ulimit -u 1000000
• httpd.conf changes:
• Listen 81
• <IfModule prefork.c>
• StartServers 8
• MinSpareServers 5
• MaxSpareServers 20
• ServerLimit 10240
• MaxClients 10240
• MaxRequestsPerChild 4000
• </IfModule>
• <IfModule worker.c>
• StartServers 2
• MaxClients 150
• MinSpareThreads 25
• MaxSpareThreads 75
• ThreadsPerChild 25
• MaxRequestsPerChild 0
• </IfModule>
• LoadModule fcgid_module modules/mod_fcgid.so
• ScriptAlias /fcgi-bin/
• FcgidIPCDir /etc/httpd/fcgid
• <Directory
•   AllowOverride None
•   Options +ExecCGI -Includes
•   SetHandler fcgid-script
•   Order allow,deny
•   Allow from all
• </Directory>
• AddHandler fcgid-script fcgi
• Standard Linux NFS server was enabled to serve files to the Web VM.
• /etc/exports file contains:
• /home/webfiles/downloads webserver-int(rw,async,no_subtree_check,no_root_squash)

Batch Server VM Notes

• The following boot options were used:
• selinux=0 audit=0 elevator=deadline clocksource=tsc tsc=reliable highres=off ipv6.disable=1 nowatchdog intel_idle.max_cstate=0 processor.max_cstate=1 cgroup_disable=memory,cpu,blkio net.ifnames=0 biosdevname=0 spec_store_bypass_disable=off
• The following services were disabled:
• atd auditd crond irqbalance kdump lvm2-monitor mcelog mdmonitor nfs numad psacct rdisc rhnsd rhsmcertd rngd smartd sssd
• root file system mount options: defaults,noatime
• The tuned package was installed and activated with the virtual-guest profile.
• The following items were added in /etc/sysctl.d/sysctl.conf:
• fs.file-max = 500000
• kernel.sched_features = 7275
• net.core.somaxconn = 8192
• net.ipv4.tcp_max_tw_buckets = 500000
• net.ipv4.conf.default.arp_filter = 1
• net.ipv4.conf.all.arp_filter = 1
• vm.swappiness = 0
• The following lines were added to /etc/security/limits.d/limits.conf:
• * soft memlock unlimited
• * hard memlock unlimited
• The following commands were run before the benchmark was started:
• ulimit -n 1048576
• ulimit -u 1000000

Client Driver Notes

• Each prime client VM has 8 VCPUs, 16 GB memory, and a 12 GB disk. 1 iavf and 1 virtio_blk device were used in all client VMs.
• All prime client VMs run Red Hat Enterprise Linux 8.0.

Other Notes

• An external 100Gb Ruijie RG-S6510-32CQ-FA Switch was used to connect the client systems to the system under test (SUT).
• The SUT used the six dual-port 100Gb PCIe NICs for communication with the VMs.
• The SUT NICs and the external client systems were connected to the switch using 100G QSFP28 DAC cables.

Performance Details: